Kilo­hearts kHs Toolbox Professional Owner's manual

Category
Musical Equipment
Type
Owner's manual

This manual is also suitable for

OPERATOR'S MANUAL
1
Table of contents
Glossary ...................................................................................................................... 3
System requirements .................................................................................................. 4
Overview ..................................................................................................................... 5
User interface ........................................................................................................ 5
Signal path............................................................................................................. 6
Operating the controls ........................................................................................... 6
Working with patches .................................................................................................. 7
Building your sound..................................................................................................... 8
Lanes ..................................................................................................................... 8
Snapins.................................................................................................................. 9
Modulation ............................................................................................................. 9
Macro knobs .......................................................................................................... 9
LFOs .................................................................................................................... 10
Envelopes ............................................................................................................ 11
MIDI ..................................................................................................................... 12
Acknowledgements ................................................................................................... 14
2
Glossary
DAW
Snap Heap is not a standalone program, it needs to be used in conjunction with a
host application where it is loaded as a plugin. These programs are usually called
"DAWs" (Digital Audio Workstations) or simply "hosts". There are many different
DAWs available on the market, and Snap Heap works with those that support
either the VST or the Audio Unit plugin architecture.
Patch
A patch is a configuration of Snap Heap that gives it a certain sound. Whenever
you pull a slider or turn a knob you modify the current patch.
Preset
Presets are ready-made patches which ship with Snap Heap. Presets also make
good starting points for your own patches. Presets are grouped into banks. More
preset banks may be available to download using the Kilohearts installer.
Snapin
Similarly to how a DAW will load Snap Heap as a plugin, Snap Heap itself can
also load small audio effect modules called snapins. Snapins can be used either
directly in your DAW as a VST or Audio Unit, or used as building blocks in a Snap
Heap patch.
3
System requirements
These are the minimum recommended system requirements for running Snap Heap.
CPU
2 GHz or faster
Memory
1 GB or more
Operating System
Windows (7 or newer) or Mac OS X (10.7 or newer)
Software
A VST or Audio Unit compatible DAW
If you have many instances of Snap Heap running, or use a lot of snapins at the
same time in your patch the CPU usage will increase accordingly. Thus, we cannot
guarantee that Snap Heap will work flawlessly in all use cases even if your system
does meet the minimum recommended system requirements.
4
Overview
Snap Heap is a modular effect plugin with many uses. At the heart of the plugin is four
lanes of modular effect plugins known as snapins. Snapins come in many different
flavors, and implements many classic effects like distortion or chorus as well as more
unusual ones like formant filtering and frequency shifting.
In addition to being loaded into Snap Heap, snapins can also be loaded as plugins
directly in your DAW. Snap Heap is bundled with a few different snapins, and more
can be bought from the Kilohearts website.
User interface
This is an overview of the plugin UI. It may look a bit overwhelming at first, but let's
try to break it down a bit.
5
1. In the top bar the name of the current patch is shown. By clicking the patch
name you will open up the preset browser from where you can save and load
presets.
2. To area below the top bar is the modulation area. From here you can
modulate parameters of your patch using Macro knobs, LFOs (low frequency
oscillators), Envelopes or MIDI input. The different modulation options are
described in detail below.
3. The big space below the modulation area holds the snapin lanes. Each lane
can hold several snapins. Adding new snapins is as easy as clicking the
empty space at the bottom of a lane.
4. Under each lane, at the very bottom of the window, sits the lane mixing
controls. Here you can adjust the gain and pan of each lane independently,
among other things.
Signal path
The input audio is passed through all of the enabled effect lanes from left to right.
Each lane is processed in sequence, unless the "paralell routing" button is clicked.
When parallel routing is enabled, the two adjacent lanes will be linked
together and processed in parallel instead, and the result mixed together
before being passed into the next lane. If multiple parallel routing buttons are
enabled, all linked lanes will be processed in parallel.
Operating the controls
Most parameters of Snap Heap are controlled by the knobs and the sliders seen in
the UI. To move a knob or slider simply click on it, and while holding the mouse button
down move the mouse up or down.
Sometimes you might want more precise control when tuning a parameter. Hold the
shift key while moving a knob or slider to enter fine tuning mode, where the knob or
slider will move more slowly.
You can reset a knob to its default position by double clicking it.
6
Working with patches
The first thing you want to do after installing Snap Heap is probably to try out some
of the presets it comes with. To reveal the preset browser, click on the name of the
current patch in the top most part of the UI.
Loading a preset in the preset browser is as easy as clicking on it. The preset browser
also allows saving presets, and organizing them into folders. Presets are divided into
two categories, factory presets and user preset.
Factory presets are included with Snap Heap or downloaded using the Kilohearts
installer. Factory presets are write protected to protect them from accidental
corruption.
The user presets folder is where you as the end user should store your own presets.
By default this folder is located in your documents folder, but you are free to relocate
it elsewhere.
7
Building your sound
Once you have checked out some of the presets you are probably eager to get your
hands dirty and create your own patches. We designed Snap Heap to be easy and
fast to work with, and we hope you will enjoy experimenting and discovering the
possibilities. Still, knowledge is power, so in this section we will go through all the
features of Snap Heap in detail.
Lanes
Lanes are divided into three parts. The header, where you
will find a few toggle buttons, the main part of the lane,
which holds the snapins in the lane, and the footer where
you will find some mixing controls.
In the lane header you will find the following controls:
Enable button
This toggle button will turn on or off the whole lane.
When the lane is turned off no sound will pass through it at all, and any snapins
sitting in it will have no effect. It is advisable that you turn off all lanes that you are
not using, to spare some CPU cycles.
Mute button
A toggle switch for muting a lane. Audio will still send audio to the lane, but all
effects and lane mixing will be bypassed.
Solo button
This toggle button will mute all other lanes. It is useful during sound design if you
temporarily want to listen to the audio that passes through just one lane.
In the lane footer you will find some knobs which impact how the output of the lane is
mixed down during lane mixing:
Gain
Changes the volume of the output of the lane.
Pan
Pans the output of the lane left or right.
Mix
Adjust the output mix of the lane between completely unprocessed at 0% to fully
processed with snapins at 100%.
8
Snapins
To add a new snapin to a lane, click the add snapin icon
which appears when you hover the empty space in a lane.
This will make a dialog appear giving you a selection of all
the snapins you have installed. Simply click one to add it to
the lane.
Snapins can be reordered or moved between lanes by clicking their title bars and
dragging them. If you hold the ctrl key when dropping the snapin you will make a
copy of it instead of moving it
To remove a snapin simply click the little X icon in the top right corner of the snapin.
Modulation
Almost all parameters in Snap Heap and in snapins can be modulated. In Snap Heap
you will find four different modulation sources that can be used for modulation;
macro knobs, LFOs, envelopes and MIDI.
Hooking up a modulation source to a target parameter is done in pretty much the
same way for all modulation sources. Look for the little link icon appearing when
you are hovering your mouse pointer over a modulation source. Clicking the link
icon selects the modulation source and switches the UI over to modulation target
selection mode. In this mode a small orange modulation knob will appear next to
each possible modulation target. Click and drag on the modulation knob to connect
the modulation source to the target parameter and set the modulation level. The
modulated control will to turn an orange color to indicate that it is being modulated.
After a modulation source has been connected to a target parameter the modulation
knob will be visible next to the modulation source at all times. The modulation knob
will also appear next to the modulation target when the target is hovered. The
modulation knob can be dragged to adjust the level of modulation. To disconnect the
modulation, double click the modulation knob.
Macro knobs
9
The macro knobs can be routed to any other parameter in Snap Heap or in Snapins
using the modulation system. This lets you control many different aspects of the
sound of the patch using a single macro knob. The macro knobs can be renamed by
clicking on their label. The new name is stored in the preset.
The macro knobs are probably the first thing you should take a look at when trying out
new presets, since the preset maker may have routed them to allow quick adjustment
of some key parameters in the preset.
LFOs
Snap Heap is equipped with two low frequency oscillators, or LFOs for short, which
are ideal for modulating parameters in an oscillating and rhythmic fashion.
Frequency
Controls the speed of the oscillator, either in Hertz when in free running mode, or
as a note length when running in synced mode.
Shape
Oscillator shape can be one of sine, triangle, square, saw tooth, soft noise,
hard noise.
Depth
Adjusts the amplitude of the LFO. Can be modulated in order to, for example,
make the LFO modulation fade in using an envelope.
Phase
Adjusts the phase of the LFO. Is especially useful when the LFO is in synced
mode, or when retriggering is enabled. The phase parameter can also be
modulated, for example by the other LFO, for interesting effects.
Retrigger
The LFOs in Snap Heap offers two different retrigger modes. Setting retrigger to
on causes the LFO to restart whenever the trigger condition is met. The sample
& hold mode instead cases the value if the oscillator to be sampled whenever
the trigger condition is met.
10
Source
This drop down selects which input signal controls triggering. When this setting
is set to note on the LFO will retrigger whenever a MIDI note on event is sent to
Snap Heap (this requires that your DAW sends MIDI events to Snap Heap in the
first place). The other option is to retrigger whenever the audio level goes over a
certain threshold. You can select audio signals for retriggering between main (the
main input to Snap Heap), external (secondary / sidechain input to Snap Heap)
or band for input signal to a certain band.
Gate
If the trigger source is set to one of the audio sources the threshold for when
triggering should occur can be set using this fader. The current peak level for the
selected audio channel is shown on the encoder of the fader.
Envelopes
Snap Heap is equipped with two envelopes, which can be used to modulate
parameters using the audio volume or MIDI note events.
Mode
Three envelope modes are available. In peak and RMS modes the volume of the
audio is tracked and used as the modulation value. There is a subtle difference
in how peak and RMS tracks the audio volume. Peak mode tracks peaks in the
audio volume and is thus very responsive to transients such as drum hits. RMS
mode tracks the power of the signal using the root mean square method, which
can give more stable results than peak mode, though the tracking may be less
responsive. Finally, in ADSR mode the envelope will act like a attack / decay /
sustain / release envelope of the kind that can often be found on synthesizers.
The ADSR envelope can be triggered either by MIDI input or by audio volume.
Attack
When you trigger a note the envelope will start to climb up from zero to it's
maximum level. This is known as the attack phase, the length of which is
decided by the attack parameter of the envelope. Keep the attack low for a short
snappy sound, or make it high for a slow sound which builds up over time.
Decay
Next follows the decay phase, where the envelopes drops down from its
maximum level down to the sustain level. The time this takes depends on the
decay parameter. The decay parameter is only available if the envelope is
running in ADSR mode.
11
Sustain
After the envelope has dropped down to the sustain level comes the sustain
phase, which lasts until the note has ended. Thus, the sustain parameter does
not influence the length of this phase but rather how high the sustain level is. The
sustain parameter is only available if the envelope is running in ADSR mode.
Release
When the note is released the envelope moves on to the release phase, where
the envelope drops back down to zero. The time this takes is dictated by the
release parameter.
Source
This drop down selects which input signal to follow or to use for retriggering.
When this setting is set to note on the envelope will retrigger whenever a MIDI
note on event is sent to Snap Heap (this requires that your DAW sends MIDI
events to Snap Heap in the first place). The other option is to follow the volume
level of an audio signal. You can select audio signals between main (the main
input to Snap Heap), external (secondary / sidechain input to Snap Heap) or
band for input signal to a certain band.
Gate
If the mode is set to ADSR and the source is set to one of the audio sources the
threshold for when the envelope should be triggered can be set using this fader.
The current peak level for the selected audio channel is shown on the encoder of
the fader.
Curve
Selects between exponential and linear falloff in the decay and release phases
when the envelope is in ADSR mode.
Legato
Selects whether the envelope should restart from zero or if it should continue
from its current value when it is triggered in ADSR mode.
MIDI
The MIDI tab allows modulation using MIDI input. Since Snap Heap is an effect rather
than an instrument, many DAWs will not route MIDI events to it by default. Check the
documentation for your DAW for details on how to set up MIDI routing.
12
Pitch
This wheel is connected to the pitch wheel commonly found on MIDI keyboards.
The pitch wheel has its zero position in the middle of the wheel, and spans in
range from -1 to +1. Whenever the wheel is released it snaps back to the zero
position.
Mod
This wheel is connected to the modulation wheel commonly found on MIDI
keyboards. In contrast to the pitch wheel, this wheel ranges from 0 to +1 and
does not snap back when released.
Note
This modulation source is based on the last played note on the keyboard. Higher
notes give higher modulation values.
Velocity
This modulation source is based on the velocity of the last played note, i.e. the
force with which you hit the key on the MIDI keyboard when playing a note.
Pressure
This modulation source is based on the channel pressure, i.e. the force with
which you hold down the keys on the MIDI keyboard.
MIDI CC slots
To the right of the slots for note, velocity and pressure are three general purpose
MIDI CC slots which can be bound to any MIDI controller. To bind a slot to a
controller, simply click on it and then move the controller on your MIDI keyboard.
13
Acknowledgements
This development of this product was helped by the following pieces of excellent open
source software:
Boost C++ Libraries
Skia Graphics Library
Copyright © 2011, Google Inc.
Symbiosis AU/VST
Copyright © 2010-2013, NuEdge Development / Magnus Lidström
LodePNG
Copyright © 2005-2015, Lode Vandevenne
C++ optimized SHA1 algorithm
Copyright © 2011, Micael Hildenborg
miniz
By Rich Geldreich
FastDelegate
By Don Clugston
FFTReal
By Laurent de Soras
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Kilo­hearts kHs Toolbox Professional Owner's manual

Category
Musical Equipment
Type
Owner's manual
This manual is also suitable for

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